Supply and Installation of HVAC System at the Indoor Stadium at Jorhat Engineering College Jorhat under SOPD ODS during the year 2023-2024

Amount

Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required.

Supplying and laying 6 SWG G.I. wire at 0.50 metre below ground level for conductor earth electrode, including connection/ termination with GI thimble etc. as required.

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

Supplying and laying 25 mm X 5 mm copper strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50mm)

Supplying and erection of stay set complete (galvanised) with 19/20 mm dia X 1.8 metres long stay rod, anchor plate of size 45 cm X 45 cm X 7.5 mm, thimble, stay clamps, turn buckle ( 20 mm X 60 cm ), 7/ 4.00 mm dia G.I. stay wire and strain insulator etc in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size ) foundation including excavation and refilling etc. as required.

Erection of RCC/ PCC pole of following length in brick ballast and ramming the foundation, finishing with 150mm thick cement concrete (1:3:6) layer on top with including excavation and refilling etc as required.Above 8.0 metre and upto 11.0 metre

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3½ X 300 sq. mm (70mm)

Providing and fixing following rating and breaking capacity and pole MCCB in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required. 160 Amp, 16 KA, TPMCCB

Supplying and fixing of following ways surface/ recess mounting, vertical type, 415 volts, TPN MCB distribution board of sheet steel, dust protected, duly powder painted, inclusive of 200 amps tinned copper bus bar, common neutral link, earth bar, din bar for mounting MCB's (but without MCB's and incomer ) as required . (Note : Vertical type MCB TPDB is normally used where 3 phase outlets are required.) 8 way (4 + 24), Double door

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required. Upto 35 sq. mm (clamped with 1mm thick saddle)

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required. Upto 95 sq. mm and Above upto 185 sq. mm (clamped with 25/40x3mm MS flat clamp)

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required.Above 95 sq. mm and upto 185 sq. mm

Supply, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required.Thickness 0.80 MM (22 gauge) sheet

Supplying & fixing of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers as per specifications.

Supply and fixing of acoustic lining of supply air duct and plenum with 25 mm thick resin bonded glass wool having density of 32 kg/m3, with 25mm X 25mm GI section of 1.25 mm thick , at 600 mm centre to centre covered with Reinforced Plastic tissue paper and 0.5 mm thick perforated aluminum sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as reqiurd and as per specifications.

Supplying and fixing of following thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class "O") insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required. above. Valves should have pressure rating of 25 Bar minimum. 19 mm

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/hard drawn copper refrigerant piping for VRV/ VRF system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation/ with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required :6.4 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

9.5 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19mm thick insulation

22.2 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm with 19mm thick insulation

28.58 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm with 19mm thick insulation

Supply, installation , testing and commissioning of low velocity Air Cooled Package Unit consisting of evaporator, condenser, suitable for indoor stadium play area which is compatible with supply air planum of low velocity suitable to operate from 415+- 10% volt , 50 Hz , 3 phase power supply and consisting of hermitically sealed scroll compressor and having R410/R407 as refrigerant. The entire refrigeration system including scroll compressor, condenser coil, condenser fan, evaporator coil, evaporator fan, etc will all be located inside a single unit/box ready for use. The unit will be suitable for outdoor installation open to anbient/rain/sun/ all natural elements. The unit comes ready for use only with power and duct connection. including PCC foundation platform work )( make: Daikin / Mitsubishi/heavy /Toshiba) 8.5 TR

Supply , installation , testing and commissioning of Energy effecient Hiwall type Split Air Conditioners suitable to operate from 230+-10% volt , 50Hz , single phase , having rotary compressor and using R22/R410 as refrigerant and controlling wireless remote. The scope of work includes initial gas charging , refrigerant piping (measured in as extra item), ODU installation on 50 X50X5mm MS Frame(treated with one coat of red oxide and two coats of synthetic enamel paint) and electrical connectuion between IDU and ODU, connection with insulated drain piping upto nearest drain point complete in all respect. 1.0 TR (3 Star Inverter)

1.5 TR (3 Star Inverter)

Providing and fixing condensate drain piping with u-PVC pipe with 9mm thick nitrile tube insulation of following sizes including making wall chases to completely embedd the pipes inside the wall, making good the wall cut and finally finishing with POP to good finish. One end on the pipe will be connected to the indoor unit of the air conditioner /AHUand the other end will be terminated to the nearest apron drain or suitable termination drain pipe complete with all fittings and support etc complete in all respect as directed by the engineer. (Supreme/Ashirvad/Astral) 25 mm dia

32 mm dia

Supply, installation testing and balancing of Eye Ball diffuser. 300 Dia

Supplying 150 sqmm 3.5 Core LT Power Cables, Solid Aluminum Conductor & Balance Stranded Conductor, XLPE Insulated, Cores Laid Up, PVC Innersheathed, Armoured, Extruded PVC Type ST2 Outer Sheathed, 650 V/1100 V Grade as per IS 7098 (Part 1) 1988 with upto Date Amendments as required and directed by the department

Supplying 25 sqmm 3.5 Core LT Power Cables, Solid Aluminum Conductor & Balance Stranded Conductor, XLPE Insulated, Cores Laid Up, PVC Innersheathed, Armoured, Extruded PVC Type ST2 Outer Sheathed, 650 V/1100 V Grade as per IS 7098 (Part 1) 1988 with upto Date Amendments as required and directed by the department

Supplying 300 sqmm 3.5 Core LT Power Cables, Solid Aluminum Conductor & Balance Stranded Conductor, XLPE Insulated, Cores Laid Up, PVC Innersheathed, Armoured, Extruded PVC Type ST2 Outer Sheathed, 650 V/1100 V Grade as per IS 7098 (Part 1) 1988 with upto Date Amendments as required and directed by the department

Supplying, installation, testing and commissioning of copper wound indoor/outdoor type 11/0.415 KV, 250KVA Energy Efficiency Level 2, BEE star Rating 4 ISI marked distribution transformer including Lightning arrestor, Drop out fuse, Gang operated air break switch, metering equipment, Transformer pad, DTR fencing and supervision charge excluding the load security as directed and specified by the department.

Construction of 3 phase 11 KV Line on 8.5 m PSC Pole using AAA Raccoon conductor 7/3.81mm with T cross arm average span 70m as required (excluding the pole)

Supplying PSC Pole of length 9.75 metre as directed by the department

Supplying, installation, testing and commissioning of 100x50x2500 channel as directed by the department.

Supplying and fixing 63 amps rating, 415 volts, 4 pole, "C" curve, miniature circuit breaker suitable for inductive load on the existing MCB DB complete with connections, testing and commissioning etc. as required.

Supplying and fixing 63 amps rating, 415 volts, 4 pole, "C" curve, miniature circuit breaker suitable for inductive load on the existing MCB DB complete with connections, testing and commissioning etc. as required.

Payment of load security to be paid to APDCL authority.

Build worth Trade Engineers